Home / 172,050.48-258,031.89-53,733.78

Finding the Fourth Proportional to 172,050.48, 258,031.89 and 53,733.78

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Solution

The fourth proportional to 172,050.48, 258,031.89 and 53,733.78 is: 80,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,050.48 : 258,031.89 = 53,733.78 : x
  2. Step 2: Convert to fraction form
    172,050.48/258,031.89 = 53,733.78/x
  3. Step 3: Cross multiply
    172,050.48x = 258,031.89 × 53,733.78
  4. Step 4: Simplify right side
    172,050.48x = 13,865,028,810.24
  5. Step 5: Solve for x
    x = 13,865,028,810.24/172,050.48
  6. Step 6: Final answer
    x = 80,586.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.